JF800 / SAE797

Bimetal Bearings

JF800 / SAE797

JF800, Bimetallic Bearings, Alloy: CuPb10Sn10 / SAE797

SAE797 bimetal bush

Steel-lead-bronze-compound material

Steel backing + CuPb10Sn10 sliding layer

Self-lubricating & Maintenance-free

JF800 Alloy Code & Corresponding International Code

Product Code	Alloy Code	Alloy Hardness	Corresponding International Code
JF800	CuPb10Sn10	69-90 HB	DIN-CuPb10Sn, SAE-797, JIS-LBC3, GGB-SY, GLYCO-66, FEDERAL MOGUL-HF2, DAIDO-L10, ACL-F100

JF800 Alloy CuPb10Sn10 Chemical Composition ( % )

Cu	Pb	Sn	Zn	P	Fe	Ni	Sb	other
rest	9-11	9-11	≤ 0.5	≤ 0.1	≤ 0.7	≤ 0.5	≤ 0.2	≤ 0.5

Features

JF800 Bimetallic Bearing's steel-bronze-compound material with indents as reservoir for the grease.
JF800 Bimetallic Bearings has high load capacity, very good resistance to fatigue strength at higher temperatures.
JF800 Bimetallic Bearings is applicable in rough operation conditions.
JF800 Bimetallic Bearings is particularly suitable for high specific loads with oscillating motion and low frequency.
JF800 Bimetallic Bearings is low-maintenance.

Physical & Mechanical Properties

Items	Value	Unit
Maximum Operating Temperature Tmax-greased	150	°C
Maximum Operating Temperature Tmax-oil lubricated	250	°C
Minimum Operating Temperature Tmin	-40	°C
Maximum Static Load Psta,max	300	N/mm2
Maximum Dynamic Load Pdyn,max	140	N/mm2
Maximum Sliding Speed V-greased	2.5	N/mm2 * m/s
Maximum PV Factor-greased	2.8	N/mm2 * m/s
Coefficient of friction f-greased	0.05-0.12
Coefficient of friction f-oil lubricated	0.04-0.12